CVE-2023-48800 : What You Need to Know

This article provides detailed information on CVE-2023-48800, a command execution vulnerability found in TOTOLINK X6000R_Firmware V9.4.0cu.852_B20230719.

Understanding CVE-2023-48800

In TOTOLINK X6000R_Firmware V9.4.0cu.852_B20230719, the shttpd file sub_417338 function has a vulnerability that allows attackers to execute commands.

What is CVE-2023-48800?

The vulnerability in TOTOLINK X6000R_Firmware V9.4.0cu.852_B20230719 allows malicious actors to execute commands by manipulating fields passed to the CsteSystem function.

The Impact of CVE-2023-48800

This vulnerability can be exploited by threat actors to execute arbitrary commands on affected systems, leading to potential unauthorized access or further compromise.

Technical Details of CVE-2023-48800

This section outlines the specific technical details of the CVE.

Vulnerability Description

The shttpd file sub_417338 function in TOTOLINK X6000R_Firmware V9.4.0cu.852_B20230719 processes input fields insecurely, enabling command execution.

Affected Systems and Versions

All versions of TOTOLINK X6000R_Firmware V9.4.0cu.852_B20230719 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input that is processed unsafely by the sub_417338 function, resulting in command execution.

Mitigation and Prevention

Protecting systems from CVE-2023-48800 involves taking immediate actions and implementing long-term security measures.

Immediate Steps to Take

Disable remote access where possible
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update firmware and apply security patches
Conduct security audits and penetration testing to identify vulnerabilities

Patching and Updates

Vendor patches and updates should be applied promptly to mitigate the risk of exploitation.